linux-kernel - Re: [PATCH] power: reset: vexpress: fix build issue

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Date:   Fri, 22 May 2020 16:52:40 -0600
From:   Rob Herring <robh@...nel.org>
To:     Anders Roxell <anders.roxell@...aro.org>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        "open list:MEDIA DRIVERS FOR RENESAS - FCP" 
        <linux-renesas-soc@...r.kernel.org>,
        Sebastian Reichel <sre@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] power: reset: vexpress: fix build issue

On Fri, May 22, 2020 at 4:01 PM Anders Roxell <anders.roxell@...aro.org> wrote:
>

It's soc@...nel.org that this needs to go to with an explicit request
for them to apply. Please resend so it gets in their Patchwork.

> An allmodconfig kernel makes CONFIG_VEXPRESS_CONFIG a module and
> CONFIG_POWER_RESET_VEXPRESS builtin. That makes us see this build
> error:
>
> aarch64-linux-gnu-ld: drivers/power/reset/vexpress-poweroff.o: in function `vexpress_reset_probe':
> ../drivers/power/reset/vexpress-poweroff.c:119: undefined reference to `devm_regmap_init_vexpress_config'
> ../drivers/power/reset/vexpress-poweroff.c:119:(.text+0x48c): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol
> `devm_regmap_init_vexpress_config'
> make[1]: *** [/srv/src/kernel/next/Makefile:1126: vmlinux] Error 1
>
> Rework so that POWER_RESET_VEXPRESS depends on 'VEXPRESS_CONFIG=y'.
>
> Fixes: d06cfe3f123c ("bus: vexpress-config: Merge vexpress-syscfg into vexpress-config")
> Acked-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Anders Roxell <anders.roxell@...aro.org>
> ---
>  drivers/power/reset/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/power/reset/Kconfig b/drivers/power/reset/Kconfig
> index 4dfac618b942..f07b982c8dff 100644
> --- a/drivers/power/reset/Kconfig
> +++ b/drivers/power/reset/Kconfig
> @@ -191,7 +191,7 @@ config POWER_RESET_VERSATILE
>  config POWER_RESET_VEXPRESS
>         bool "ARM Versatile Express power-off and reset driver"
>         depends on ARM || ARM64
> -       depends on VEXPRESS_CONFIG
> +       depends on VEXPRESS_CONFIG=y
>         help
>           Power off and reset support for the ARM Ltd. Versatile
>           Express boards.
> --
> 2.26.2
>